Page 821 - Workshop Manual - Tunland (2017)

DIAGNOSTICS - ENGINE CONTROL SYSTEM 04-135

Is the inspection result normal? 04

YES>To step 3.
No > Maintain or replace the harness.

3 . Check oil rail pressure sensor power supply circuit

(a) Ignition switch: OFF.
(b) Disconnect the battery negative cable.
(c) Disconnect the oil rail pressure sensor connector E04.
(d) Connect the battery negative cable.
(e) Ignition switch: ON.

(f) Use a multimeter to measure the voltage
between the pin 3 of the oil rail pressure
sensor connector E04 and ground.
Standard voltage

Multimeter connection
Standard value
pin

E04（3）- ground 4.75～5.25 V

Is the inspection result normal?
YES>To step 4.
No > Maintain or replace the harness.

4 . Check oil rail pressure sensor harness
(a) Ignition switch: OFF.
(b) Disconnect the battery negative cable.
(c) Disconnect the oil rail pressure sensor connector E04.
(d) Disconnect connector E01 of ECM.